Additional Information	12 Months Ended
Dec. 31, 2014
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Additional Information	Additional Information AFG’s aggregate allowance for uncollectible reinsurance recoverables was $25 million and $27 million at December 31, 2014 and 2013, respectively. AFG reviews the allowance quarterly and adjusts it as necessary to reflect changes in estimates of uncollectible balances. In 2014, 2013 and 2012, AFG recorded charges against the allowance of $4 million, $1 million and less than $1 million, respectively (included in losses and loss adjustment expenses). In 2014, the allowance was reduced by reinsurance recoverable write-offs of $6 million. Operating Leases Total rental expense for various leases of office space and equipment was $65 million in 2014, $57 million in 2013 and $51 million in 2012. Future minimum rentals, related principally to office space, required under operating leases having initial or remaining noncancelable lease terms in excess of one year at December 31, 2014, were as follows: 2015 – $62 million; 2016 – $59 million; 2017 – $50 million; 2018 – $42 million; 2019 – $38 million; and $174 million thereafter. Financial Instruments — Unfunded Commitments On occasion, AFG and its subsidiaries have entered into financial instrument transactions that may present off-balance-sheet risks of both a credit and market risk nature. These transactions include commitments to fund loans, loan guarantees and commitments to purchase and sell securities or loans. At December 31, 2014, AFG and its subsidiaries had commitments to fund credit facilities and contribute capital to limited partnerships and limited liability corporations of approximately $370 million. Benefit Plans AFG expensed approximately $30 million in 2014, $32 million in 2013 and $27 million in 2012 for its retirement and employee savings plans.

Additional Information

AFG’s aggregate allowance for uncollectible reinsurance recoverables was $25 million and $27 million at December 31, 2014 and 2013, respectively. AFG reviews the allowance quarterly and adjusts it as necessary to reflect changes in estimates of uncollectible balances. In 2014, 2013 and 2012, AFG recorded charges against the allowance of $4 million, $1 million and less than $1 million, respectively (included in losses and loss adjustment expenses). In 2014, the allowance was reduced by reinsurance recoverable write-offs of $6 million.

Operating Leases Total rental expense for various leases of office space and equipment was $65 million in 2014, $57 million in 2013 and $51 million in 2012. Future minimum rentals, related principally to office space, required under operating leases having initial or remaining noncancelable lease terms in excess of one year at December 31, 2014, were as follows: 2015 – $62 million; 2016 – $59 million; 2017 – $50 million; 2018 – $42 million; 2019 – $38 million; and $174 million thereafter.

Financial Instruments — Unfunded Commitments On occasion, AFG and its subsidiaries have entered into financial instrument transactions that may present off-balance-sheet risks of both a credit and market risk nature. These transactions include commitments to fund loans, loan guarantees and commitments to purchase and sell securities or loans. At December 31, 2014, AFG and its subsidiaries had commitments to fund credit facilities and contribute capital to limited partnerships and limited liability corporations of approximately $370 million.

Benefit Plans AFG expensed approximately $30 million in 2014, $32 million in 2013 and $27 million in 2012 for its retirement and employee savings plans.